videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Vivaldi - Violin Concerto in G Major RV 301 - 3. Allegro assai, Vivaldi - Violin Concerto in F Major RV 284 - 1. Allegro, Vivaldi - Violin Concerto in C Major RV 185 - 2. Allegro